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I just installed a wideband and I noticed that my A/F reading jump around between 14.6 and 15.1 during idle is this normal? I also just started a problem with my engine leaning out during WOT, Could that be related to my jumpy idle. Your thoughts please. Mods: 7mgte 57 trim 255 fuel pump...

Does moister in the exhaust kill wideband o2 sensors my engine started smoking bad...white exhaust, this is just after a profesional built head, milled and arp's after researching I discovered that the most probable cause is bad turbo seals...anyway my real question is that my wideband just...

I have a set of injectors from a JDM 3sgte the toyota # is 23250-74200 they are baby blue in solor and thinner than the stock 7mgte injectors but the same height. I did some research and found them to be 540cc high impedence from a 98 or newer JDM 3sgte. I have 4 of them thay were for my wrx...

My current mods are 3" turboback exhaust slightly upgraded ct26, walbro fuel pump wideband o2 I hit fuel cut at 11 psi, If I were to purchase a FCD would it be ok to run 15psi. on stock injectors and stock fpr? Im just wanting to squeeze out a little more power without spending a lot of...

Ok i discovered that white smote intermitenly starts pouring out of the exhaust, and them goes away and starts again a minute later. All this was after a toyota factory gasket, rebuilt head and APR's at 85 ft lbs. So I thought it was the turbo. I rerouted the turbo coolant lines and bypassed...

I hope this make sense...OK I Have a 7mgte with a custom bellhousing behind a R151f transmission in my 86' 4runner, The problem is that I need a lot more holding power and my clutch keep slipping, this is becasue I have a 23 spline 22r turbo clutch behind 7mge flywheel, the clutch kit is...

This is about a 2 year project, THis motor makes the 36in tires feel like nothin, love the torque 86 4runner 7mgte+custom made bellhousing + R151F trans + dual transfercase 3in Turboback exhaust HKS intake Boost controller 10 psi custom rebuilt turbo by Jeff at Notrice.com ( he did...

I took my head into the shop and the mechanic showed me 3 (soon to be) burnt valves. I really dont want to fork over the cash for new valves but i was wondering about the ebay nippon recing valves or the Ferrea valves for $269, any suggestions, anything to avoid?

Im putting in a new OEM gasket with arp studs. I really want good prep work so i dont do this again. I resurfased the block with brillow type wheel and was still left with pits with gasket material Is this Good enough for a composite gasket or a sign of another bhg. I really dont...